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    SubjectRe: [PATCH] x86: CONFIG_EFI should select CONFIG_RELOCATABLE
    On 06/09/2011 07:32 AM, Matthew Garrett wrote:
    > EFI doesn't provide any guarantees that any given address will be free,
    > so the bootloader must have the freedom to position the kernel
    > appropriately. Make CONFIG_EFI select CONFIG_RELOCATABLE in order to
    > ensure that this constraint is satisfiable.
    >
    > Signed-off-by: Matthew Garrett <mjg@redhat.com>
    > ---
    > arch/x86/Kconfig | 1 +
    > 1 files changed, 1 insertions(+), 0 deletions(-)
    >
    > diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
    > index da34972..580cd31 100644
    > --- a/arch/x86/Kconfig
    > +++ b/arch/x86/Kconfig
    > @@ -1454,6 +1454,7 @@ config ARCH_USES_PG_UNCACHED
    > config EFI
    > bool "EFI runtime service support"
    > depends on ACPI
    > + select RELOCATABLE
    > ---help---
    > This enables the kernel to use EFI runtime services that are
    > available (such as the EFI variable services).

    Can we make this a depends on instead of select?

    -hpa



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